Issued Patents 2002
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6500252 | High strength foamed well cement compositions and methods | Jiten Chatterji, Bobby J. King, Clyde R. Anderson, Billy Bennett, Roger S. Cromwell | 2002-12-31 |
| 6460632 | Methods of drilling well bores | Jiten Chatterji, Roger S. Cromwell, Bobby J. King, Ronald J. Crook | 2002-10-08 |
| 6417142 | Defoaming methods and compositions | Jiten Chatterji, Roger S. Cromwell, Bobby J. King | 2002-07-09 |
| 6367549 | Methods and ultra-low density sealing compositions for sealing pipe in well bores | Jiten Chatterji, Roger S. Cromwell, Bobby J. King, Dennis W. Gray, Ronald J. Crook | 2002-04-09 |
| 6367550 | Foamed well cement slurries, additives and methods | Jiten Chatterji, Roger S. Cromwell, Chad Brenneis, Bobby J. King, Dennis W. Gray | 2002-04-09 |